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D40236.diff
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diff --git a/sys/netinet/ip_output.c b/sys/netinet/ip_output.c
--- a/sys/netinet/ip_output.c
+++ b/sys/netinet/ip_output.c
@@ -393,6 +393,10 @@
goto bad;
}
ia = ifatoia(rte->rt_ifa);
+ if (ia == NULL) {
+ /* race with rtrequest1_fib_change */
+ goto again;
+ }
ifp = rte->rt_ifp;
counter_u64_add(rte->rt_pksent, 1);
rt_update_ro_flags(ro);
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D40236.diff (366 B)
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D40236: Fix NULL deref in ip_output during route change
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